Careiro da Várzea weather in August

In August, Careiro da Várzea sees average daytime highs of 32°C and overnight lows near 25°C, with 82 mm of rain across 15.3 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 37% of the time in August, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Careiro da Várzea's 1st-clearest and 3rd-windiest month. For the whole year in context, see Careiro da Várzea's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
25°
9th coldest
Rainfall
82 mm
15.3 wet days
Daylight
11 h 54 min
6:07 AM – 6:00 PM
Cloud cover
53%
1st clearest
Wind
6 km/h
3rd windiest
Solar energy
5.26 kWh/m²
Travel score
3.6
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Careiro da Várzea reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, August runs about 1°C warmer than July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173225
183225
193225
203225
213225
223225
233225
243225
253225
263225
273225
283225
293225
303225
313225

How August really feels in Careiro da Várzea

Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
8 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Careiro da Várzea weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°27527.512.22.9
Feb30° / 25°28225.512.12.9
Mar30° / 25°35729.3122.7
Apr30° / 25°34528.211.92.7
May30° / 25°28628.211.92.8
Jun30° / 25°15922.311.83.3
Jul31° / 25°9718.311.83.8
Aug32° / 25°8215.311.93.6
Sep32° / 25°10217123.2
Oct32° / 26°13119.112.13.0
Nov32° / 25°16722.212.12.8
Dec30° / 25°26027.212.22.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56337
66337
76337
86238
96139
106139
116139
126040
136040
146040
156040
165941
175941
185941
195941
205941
215842
225842
235842
245842
255842
265644
275644
285545
295446
305347
315248

Chance of precipitation in August

Any precipitation

Careiro da Várzea gets around 82 mm of rain over 15.3 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 50% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
246
346
446
547
647
748
848
949
1049
1150
1250
1350
1451
1551
1651
1751
1851
1951
2051
2151
2251
2351
2451
2552
2652
2753
2853
2954
3054
3155

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the miserable band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
114059
214059
314059
414059
513960
613960
713960
813960
913960
1013960
1113960
1213960
1313960
1413861
1513861
1613861
1713762
1813762
1913663
2013663
2113564
2213564
2313465
2413366
2513366
2613267
2713267
2803169
2903169
3003070
3103070

Wind in August

Winds average 6 km/h in August.

Across August, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 54 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over August. Sunrise moves from 6:10 AM to 6:01 AM, and sunset from 6:01 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:106:01
211.96:096:01
311.96:096:01
411.96:096:01
511.96:096:01
611.96:096:01
711.96:096:01
811.96:086:01
911.96:086:01
1011.96:086:01
1111.96:086:01
1211.96:086:01
1311.96:076:01
1411.96:076:00
1511.96:076:00
1611.96:076:00
1711.96:066:00
1811.96:066:00
1911.96:066:00
2011.96:056:00
2111.96:055:59
2211.96:055:59
2311.96:045:59
2411.96:045:59
2511.96:045:59
2611.96:035:59
2711.96:035:58
2811.96:025:58
2911.96:025:58
3011.96:025:58
3111.96:015:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.26 kWh/m².

For context, solar energy here swings from a low near 3.86 kWh/m² to a high of 5.53 kWh/m² in October across the year — August's 5.26 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.4Bright
315.4Bright
Planning a trip in August

Is August a good time to visit Careiro da Várzea?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.6
Sightseeing
2nd-best month of the year
5.7
Beach & pool
1st-best month of the year

August is a weaker month for outdoor sightseeing in Careiro da Várzea.

What to pack for Careiro da Várzea in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Careiro da Várzea sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Careiro da Várzea in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Careiro da Várzea peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 12 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeVery highExtremeMar 13UV 15Nov 12UV 9
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep11Extreme
Oct10Very high
Nov9Very high
Dec12Extreme

Air quality in Careiro da Várzea in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Careiro da Várzea is worst in October — around 29 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (June, 12 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 1129 µg/m³Jun 1412 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar16Moderate
Apr15Moderate
May12Good
Jun12Good
Jul12Moderate
Aug20Moderate
Sep28Moderate
Oct29Moderate
Nov24Moderate
Dec18Moderate
Location & terrain

Where is Careiro da Várzea?

Careiro da Várzea sits at 3.2°S, 59.8°W, 17 m above sea level, in Brazil. The nearest listed city is Manaus, 24 km away.

Topography around Careiro da Várzea

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Careiro da Várzea.

Within 3 km, the terrain around Careiro da Várzea has only modest variations in elevation — a maximum elevation change of 33 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 100 m; within 80 km, only modest variations in elevation — a maximum elevation change of 162 m.

The land around Careiro da Várzea is covered by grassland (48%) and water (21%) within 3 km, trees (39%), water (31%) and grassland (24%) within 16 km, and trees (78%) within 80 km.

3 km
33 m
16 km
100 m
80 km
162 m
treesgrasslandartificial surfaceswaterwetland
August weather nearby: Manaus 24 km · Iranduba 41 km · Rio Preto da Eva 57 km · Manaquiri 75 km · Careiro 88 km · Autazes 88 km · Manacapuru 89 km · Nova Olinda do Norte 112 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Careiro da Várzea (-3.197°, -59.8267°, elevation 17 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).